Following eligibility lists contain KS4S
 Club  | Timestamp | Geo Type | Club Ctr | Call | Grid | Distance |
| Carolina DX Association | 2023-09-03 15:26:35 | 250 mile circle | EM95xe | KS4S | FM04mp | 71.9 |
| Carolina DX Association | 2023-02-26 11:45:01 | ARRL Section | North Carolina | KS4S | FM04mp | [no dist] |
| Carolina DX Association | 2023-02-26 11:35:42 | 175 mile circle | EM95xe | KS4S | FM04mp | 71.9 |
| Carolina DX Association | 2022-03-10 11:51:54 | 175 mile circle | EM95xe | KS4S | FM04mp | 71.9 |
| Carolina DX Association | 2022-02-15 16:53:51 | 175 mile circle | EM95xe | KS4S | FM04mp | 71.9 |
| Carolina DX Association | 2021-03-30 11:31:40 | 175 mile circle | EM95xe | KS4S | FM04mp | 71.9 |
| Carolina DX Association | 2021-03-30 11:16:53 | 175 mile circle | EM95xe | KS4S | FM04mp | 71.9 |
| Carolina DX Association | 2021-03-14 12:22:04 | 175 mile circle | EM95xe | KS4S | FM04mp | 71.9 |
| Carolina DX Association | 2021-03-08 16:56:40 | 175 mile circle | EM95xe | KS4S | FM04mp | 71.9 |
| Carolina DX Association | 2020-03-09 12:28:41 | 175 mile circle | EM95xe | KS4S | FM04mp | 71.9 |
| Carolina DX Association | 2020-02-13 21:49:24 | 175 mile circle | EM95xe | KS4S | FM04mp | 71.9 |
| Carolina DX Association | 2019-02-08 21:16:11 | 175 mile circle | EM95xe | KS4S | FM04mp | 71.9 |
| Carolina DX Association | 2018-01-30 20:12:39 | 175 mile circle | EM95xe | KS4S | FM04mp | 71.9 |
| Carolina DX Association | 2017-02-15 23:40:27 | 175 mile circle | EM95xe | KS4S | FM04mp | 71.9 |
| Carolina DX Association | 2017-02-11 19:14:49 | 175 mile circle | EM95xe | KS4S | FM04mp | 71.9 |
| Potomac Valley Radio Club | 2023-12-01 21:37:53 | 250 mile circle | FM17bk | KS4S | FM04mp | 202.2 |
| Potomac Valley Radio Club | 2023-11-18 20:47:44 | 250 mile circle | FM17bk | KS4S | FM04mp | 202.2 |
| Potomac Valley Radio Club | 2023-08-19 22:14:02 | 250 mile circle | FM17bk | KS4S | FM04mp | 202.2 |